- telegraphone
- te·leg·ra·phone
English syllables. 2014.
telegraphone
Look at other dictionaries:
Telegraphone — Te*leg ra*phone, n. [Gr. th^le far + graph + ? sound.] An instrument for recording and reproducing sound by local magnetization of a steel wire, disk, or ribbon, moved against the pole of a magnet connected electrically with a telephone receiver … The Collaborative International Dictionary of English
Télégraphone — Brevet US de Valdemar Poulsen pour un enregistreur magnétique à fil. Le télégraphone fut inventé par Valdemar Poulsen en 1898. Cet appareil fut le premier à utiliser le principe de l enregistrement magnétique, c est à dire la magnétisation d un… … Wikipédia en Français
telegraphone — /teuh leg reuh fohn /, n. an early magnetic sound recording device for use with wire, tape, or disks. [1885 90; < Dan telegraphon. See TELE 1, GRAPHO , PHONE] * * * … Universalium
telegraphone — tə̇ˈlegrəˌfōn noun Etymology: Danish telegrafon, from tele tel (I) + grafon (blend of graf graph and fon phone : an early magnetic recorder … Useful english dictionary
Wire recording — A Peirce 55 B dictation wire recorder from 1945 … Wikipedia
Valdemar Poulsen — Infobox Engineer image width = 150px caption = Valdemar Poulsen name = Valdemar Poulsen, c.1898 nationality = Danish birth date = November 23, 1869 birth place = Copenhagen death date = July 23, 1942 death place = education = spouse = parents =… … Wikipedia
Poulsen, Valdemar — ▪ Danish engineer born Nov. 23, 1869, Copenhagen, Den. died July 1942, Copenhagen Danish engineer who in 1903 developed the first device for generating continuous radio waves, thus aiding the development of radio broadcasting. After… … Universalium
Tape recorder — For the tape systems used for computer data, see tape drive. A reel to reel tape recorder. An audio tape recorder, tape deck, reel to reel tape deck, cassette deck or tape machine is an audio storage device that records and plays back sounds,… … Wikipedia
Sound recording and reproduction — Sound recorder redirects here. For the audio recording program computer software, see Sound Recorder (Windows). Sound recording and reproduction is an electrical or mechanical inscription and re creation of sound waves, such as spoken voice,… … Wikipedia
History of sound recording — Methods and media for sound recording are varied and have undergone significant changes between the first time sound was actually recorded for later playback until now. Technology Mechanical recording The first devices for recording sound were… … Wikipedia
